391221036

素因数分解:

$2^2\times 3^3\times {\mathrm{137}}^2\times {\mathrm{193}}^1$

素因数の和:480

約数の個数: 72

約数和(自身を含む): 1027028240

約数和(自身を除く): 635807204

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 137, 193, 274, 386, 411, 548, 579, 772, 822, 1158, 1233, 1644, 1737, 2316, 2466, 3474, 3699, 4932, 5211, 6948, 7398, 10422, 14796, 18769, 20844, 26441, 37538, 52882, 56307, 75076, 79323, 105764, 112614, 158646, 168921, 225228, 237969, 317292, 337842, 475938, 506763, 675684, 713907, 951876, 1013526, 1427814, 2027052, 2855628, 3622417, 7244834, 10867251, 14489668, 21734502, 32601753, 43469004, 65203506, 97805259, 130407012, 195610518, 391221036]

約数ペア:

[(1, 391221036), (2, 195610518), (3, 130407012), (4, 97805259), (6, 65203506), (9, 43469004), (12, 32601753), (18, 21734502), (27, 14489668), (36, 10867251), (54, 7244834), (108, 3622417), (137, 2855628), (193, 2027052), (274, 1427814), (386, 1013526), (411, 951876), (548, 713907), (579, 675684), (772, 506763), (822, 475938), (1158, 337842), (1233, 317292), (1644, 237969), (1737, 225228), (2316, 168921), (2466, 158646), (3474, 112614), (3699, 105764), (4932, 79323), (5211, 75076), (6948, 56307), (7398, 52882), (10422, 37538), (14796, 26441), (18769, 20844)]